Alert archive / Virginia / Mesoscale Discussions in 2013

Mesoscale Discussion 1950

October 7, 20135 states

The Storm Prediction Center issued this mesoscale discussion at Oct 7, 2013, 8:10 AM EDT for 5 states. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: Oct 7, 2013, 8:10 AM EDT (12:10 UTC)
Expired: Oct 7, 2013, 10:15 AM EDT
In force: 2 hr
Issued by: the Storm Prediction Center
Chance of a watch: 60%

All 92 counties

New Castle County, DE, Anne Arundel County, MD, Baltimore County, MD, Calvert County, MD, Carroll County, MD, Cecil County, MD, Charles County, MD, City of Baltimore, MD, Frederick County, MD, Harford County, MD, Howard County, MD, Kent County, MD, Montgomery County, MD, Prince George's County, MD, Queen Anne's County, MD, Saint Mary's County, MD, Talbot County, MD, Broome County, NY, Chemung County, NY, Tioga County, NY, Tompkins County, NY, Adams County, PA, Berks County, PA, Bradford County, PA, Carbon County, PA, Chester County, PA, Columbia County, PA, Cumberland County, PA, Dauphin County, PA, Delaware County, PA, Juniata County, PA, Lackawanna County, PA, Lancaster County, PA, Lebanon County, PA, Lehigh County, PA, Luzerne County, PA, Lycoming County, PA, Monroe County, PA, Montgomery County, PA, Montour County, PA, Northumberland County, PA, Perry County, PA, Schuylkill County, PA, Snyder County, PA, Sullivan County, PA, Susquehanna County, PA, Union County, PA, Wayne County, PA, Wyoming County, PA, York County, PA, Amelia County, VA, Arlington County, VA, Buckingham County, VA, Caroline County, VA, Charlotte County, VA, Chesterfield County, VA, City of Alexandria, VA, City of Colonial Heights, VA, City of Fairfax, VA, City of Falls Church, VA, City of Fredericksburg, VA, City of Hopewell, VA, City of Manassas, VA, City of Manassas Park, VA, City of Petersburg, VA, City of Richmond, VA, Culpeper County, VA, Cumberland County, VA, Dinwiddie County, VA, Essex County, VA, Fairfax County, VA, Fauquier County, VA, Fluvanna County, VA, Goochland County, VA, Hanover County, VA, Henrico County, VA, King and Queen County, VA, King George County, VA, King William County, VA, Loudoun County, VA, Louisa County, VA, Lunenburg County, VA, New Kent County, VA, Nottoway County, VA, Orange County, VA, Powhatan County, VA, Prince Edward County, VA, Prince William County, VA, Richmond County, VA, Spotsylvania County, VA, Stafford County, VA, Westmoreland County, VA

The radar

The Sterling radar (KLWX), 66 km from the middle of the area, began a volume at 12:10 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

Tornado Watch 543Oct 7, 9:00 AM EDT

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 7, 8:56 AM EDT	Tornado Watch	SPC	Kent, New Castle, Sussex	8 hr
Oct 7, 10:36 AM EDT	Mesoscale Discussion	SPC	Kent, New Castle	114 min
Oct 7, 12:20 PM EDT	Mesoscale Discussion	SPC	Kent, New Castle, Sussex	115 min
Oct 7, 3:18 PM EDT	Mesoscale Discussion	SPC	Kent, Sussex	87 min
Oct 7, 11:39 AM EDT	Mesoscale Discussion	SPC	Clinton, Essex, Franklin, St. Lawrence	3 hr
Oct 7, 2:26 PM EDT	Mesoscale Discussion	SPC	Suffolk	2 hr
Oct 7, 2:50 PM EDT	Severe Thunderstorm Watch	SPC	Nassau, Suffolk	7 hr
Oct 7, 4:29 PM EDT	Mesoscale Discussion	SPC	Bronx, New York, Putnam, Suffolk, Westchester	91 min
Oct 7, 12:12 PM EDT	Mesoscale Discussion	SPC	Brunswick, Charles City, Chesterfield, Dinwiddie, Gloucester, Greensville and 30 more	3 hr

Nearby

Mesoscale Discussions in Virginia, 2013 Mesoscale Discussions in Pennsylvania, 2013 Mesoscale Discussions in Maryland, 2013 Every mesoscale discussion in 2013

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.